Home / 165,015.90-247,499.55-46,699.20

Finding the Fourth Proportional to 165,015.90, 247,499.55 and 46,699.20

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Solution

The fourth proportional to 165,015.90, 247,499.55 and 46,699.20 is: 70,041.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,015.90 : 247,499.55 = 46,699.20 : x
  2. Step 2: Convert to fraction form
    165,015.90/247,499.55 = 46,699.20/x
  3. Step 3: Cross multiply
    165,015.90x = 247,499.55 × 46,699.20
  4. Step 4: Simplify right side
    165,015.90x = 11,558,030,985.36
  5. Step 5: Solve for x
    x = 11,558,030,985.36/165,015.90
  6. Step 6: Final answer
    x = 70,041.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.